Sound: A Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Sound : for the Use of Students of Every AgeAppleton, 1878 - 181 páginas |
Dentro del libro
Resultados 1-5 de 21
Página 19
... direction in which to have the sunbeam , so we fix at O another mirror , 6 inches high and 5 inches wide , which reflects the beam from 0 to B , through a hole of 5 inches diameter cut in the board A B. Brackets , INTRODUCTION . 19.
... direction in which to have the sunbeam , so we fix at O another mirror , 6 inches high and 5 inches wide , which reflects the beam from 0 to B , through a hole of 5 inches diameter cut in the board A B. Brackets , INTRODUCTION . 19.
Página 20
... diameter cut in the board A B. Brackets , 14 x 12 inches , with their 12 - inch sides screwed to the board A B , support a shelf D , which holds the mirror 0 . Each morning in the year the sun appears on the hori- zon at a different ...
... diameter cut in the board A B. Brackets , 14 x 12 inches , with their 12 - inch sides screwed to the board A B , support a shelf D , which holds the mirror 0 . Each morning in the year the sun appears on the hori- zon at a different ...
Página 21
... diameter . In this hole rests a hemispherical glass dish , 51⁄2 inches ( 14 centimetres ) in diameter , made by cutting off the round top of a glass shade . At the back of the box is a wooden slide carrying a horizontal shelf on its top ...
... diameter . In this hole rests a hemispherical glass dish , 51⁄2 inches ( 14 centimetres ) in diameter , made by cutting off the round top of a glass shade . At the back of the box is a wooden slide carrying a horizontal shelf on its top ...
Página 23
... diameter . A plano - convex lens may be used in its place . On each side of the shelf are two upright wooden arms , and on screws , which go through them , is swung a looking - glass , 7 inches ( 17.8 centimetres ) long and 4 inches ...
... diameter . A plano - convex lens may be used in its place . On each side of the shelf are two upright wooden arms , and on screws , which go through them , is swung a looking - glass , 7 inches ( 17.8 centimetres ) long and 4 inches ...
Página 35
... diameter and inch ( 16 millimetres ) thick . In the centre of this is a hole 1 inch ( 25 millimetres ) in diameter . This disk may easily be cast in sand from a wooden pattern . At the tinner's we may have made a little tin cone 1 inch ...
... diameter and inch ( 16 millimetres ) thick . In the centre of this is a hole 1 inch ( 25 millimetres ) in diameter . This disk may easily be cast in sand from a wooden pattern . At the tinner's we may have made a little tin cone 1 inch ...
Otras ediciones - Ver todas
Términos y frases comunes
A-fork ball beats block blow bottle brate cardboard cause centi centimetres centre CHAPTER circle CO-VIBRATION compound sound cone cork curve diameter disk divide dots double pendulum draw drum-skin edge EXPERIMENT fastened feet figure flame funnel gamut give glass tube harmonic harmonic series heliostat holes horizontal inches length loudest ment metres millimetres mirror monic motion mouth move musical musical scale nodal line number of vibrations octave paper periments piece pipe piston pitch plate prongs pull rarefactions reflected relative numbers resonant tube resound rest rotator rubber tube sand screen screw sensation shown in Fig side silica simple sounds sings siren slide slit sonometer sonorous vibrations sonorous waves sound of 66 square string swing tions trace trumpet tumbler tune tuning-fork turn upright velocity of sound vibrate the fork vibrating body vibrating fork vibrations per second whistle wire wooden
Pasajes populares
Página 183 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Página 181 - SOUND : a Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Sound, for the use of Students of every age.